<!DOCTYPE html>
<html lang="en">
<head>
    <meta lang="en">
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<input type="button" value="返回按钮" onclick="goBack()">
<input type="button" value="随机跳转" onclick="goRandom()">
<script>
        // console.log(navigator.appCodeName);
        // console.log(navigator.appMinorVersion);
        // console.log(navigator.appName);
        // console.log(navigator.appVersion);
        // console.log(navigator.browserLanguage);
        // console.log(navigator.cookieEnabled);
        // console.log(navigator.cpuClass);
        // console.log(navigator.onLine);
        // console.log(navigator.platform);
        // console.log(navigator.systemLanguage);
        // console.log(navigator.userAgent);
        // console.log(navigator.userLanguage);

    console.log(navigator.javaEnabled());
    console.log(navigator.taintEnabled());
</script>
</body>
</html>